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2431 was a year in the 2430s in the 25th century.
Events
Unknown
- Meridian is colonized.[1]
- The M7S SMG enters service within the UNSC Armed Forces.[2]
Sources
- ^ Halo Waypoint - Universe, Locations, Meridian (Retrieved on Mar 19, 2021) [local archive] [external archive]
- ^ The Rookie Cosplay Guide, p.60-64